engine coolant MITSUBISHI LANCER EVOLUTION IX 2005 User Guide

CIRCUIT DIAGRAMS - ENGINE CONTROL SYSTEM3-30
Engine control system (continued)
Engine control relay
Air flow
sensor
Engine
ECU
•ACD (vehicle
w/out AYC)
•ACD, AYC Air pressure
sensor Intake temp.
sensor J/C (6)
(Engine control relay)
Exhaust cam
position
sensorIntake cam
position
sensor
Throttle position
sensorCoolant temperature
sensor Air temperature
sensor

3-94CIRCUIT DIAGRAMS - TEMPERATURE CONTROL
Manual Air-Conditioning (cont’d)
Battery Radiator fan controller
Dedicated
fuse
A/C
compressor
relayDual
pressure
switchLow pressure
ON
OFF : 196 kPa
OFF
ON : 221 kPa
High pressure
ON
OFF: 3138 kPa
OFF
ON : 2550 kPa
Engine ECU
Magnetic
clutch Coolant
temperature
switch A/C compressor
J/C (2)Generic fuse ()

3-102CIRCUIT DIAGRAMS - TEMPERATURE CONTROL
Fully automatic air-conditioning (cont’d)
Battery
Dedicated
fuse
A/C
compressor
relay
A/C compressor
Coolant
temperature
switch
ON
OFF
: 150 ºC
OFF
ON
: 120 ºC
Magnetic
clutchJ/B
Generic
fuse (
)Radiator fan
controller
Dual
pressure
switchLow pressure
ON
OFF
: 196 kPa
OFF
ON
: 221 kPa
High pressure
ON
OFF
: 3138 kPa
OFF
ON
: 2550 kPa
Engine ECU

3-159CIRCUIT DIAGRAMS - EQUIPMENT
Input signals
•Air flow sensor
•Vehicle speed sensor
•Coolant temperature sensor
•Throttle position sensor
Engine ECUFront ECU
(tail light relay)
Dedicated fuse
Tail lights, position
lights, licence plate
lights, lighting monitor
warning buzzer
Tail lights, position
lights, licence plate
lights, lighting monitor
warning buzzer
Intercooler
water spray